HHVM configuration enabled.
CentOS 7
https://yum.gleez.com/7/x86_64/repoview/hhvm.html
/etc/hhvm/server.ini
pid = /var/run/hhvm/pid
hhvm.source_root = /var/www/html/
hhvm.server.ip = 127.0.0.1
hhvm.server.port = 9001
hhvm.server.type = fastcgi
hhvm.server.default_document = index.php
hhvm.log.use_log_file = true
hhvm.log.file = /var/log/hhvm/error.log
hhvm.repo.central.path = /var/run/hhvm/hhvm.hhbc
for ssl configuration in nginx.conf you must:
1 - open cd /etc/ssl/certs
2 - generate dhparam file openssl dhparam -out dhparams.pem 2048
3 - enable in nginx.conf ssl_dhparam /etc/ssl/certs/dhparams.pem;